更新脚本
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51
dev/root.sh
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51
dev/root.sh
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#!/bin/bash
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red() {
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echo -e "\033[31m\033[01m$1\033[0m"
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}
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green() {
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echo -e "\033[32m\033[01m$1\033[0m"
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}
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yellow() {
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echo -e "\033[33m\033[01m$1\033[0m"
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}
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# 检测是否为 root 用户
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if [ "$(id -u)" != "0" ]; then
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red "错误:您必须以 root 用户执行此脚本!请执行 sudo -i 后再运行此脚本!"
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exit 1
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fi
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hostnamectl set-hostname localhost
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# 读取用户输入的 SSH 端口,如果未输入则使用默认值 22
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read -p "输入设置的SSH端口(默认22):" sshport
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sshport=${sshport:-22}
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# 读取用户输入的 root 密码
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read -p "输入设置的root密码:" password
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while [[ -z $password ]]; do
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red "密码未设置,请输入设置的root密码:"
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read -p "输入设置的root密码:" password
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done
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# 更新 root 密码
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echo root:$password | chpasswd
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# 更新 SSH 配置
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sed -i "s/^#\?Port .*/Port $sshport/" /etc/ssh/sshd_config
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sed -i "s/^#\?PermitRootLogin .*/PermitRootLogin yes/" /etc/ssh/sshd_config
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sed -i "s/^#\?PasswordAuthentication .*/PasswordAuthentication yes/" /etc/ssh/sshd_config
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# 重启 SSH 服务
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service ssh restart 2>/dev/null
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service sshd restart 2>/dev/null
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# 显示结果
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yellow "SSH信息设置完成"
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green "用户名:root"
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green "端口:$sshport"
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green "密码:$password"
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yellow "请记录好新密码"
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